<template>
  <div class="todo-container">
    <div class="todo-wrap">
      <Header @addNewTodo="addNewTodo" />
      <Content
        :todoList="todoList"
        @singleCheck="singleCheck"
        @singleDelete="singleDelete"
      />
      <Footer
        :todoList="todoList"
        @allChecked="allChecked"
        @clearComplete="clearComplete"
      />
    </div>
  </div>
</template>

<script lang="ts">
import { defineComponent } from 'vue';

export default defineComponent({
  name: 'App',
});
</script>

<script setup lang="ts">
// 引入组件
import Header from './components/Header/index.vue';
import Content from './components/Content/index.vue';
import Footer from './components/Footer/index.vue';

// 引入
import { ref } from 'vue';
import { nanoid } from 'nanoid';
import type { todoItemType, todoListType } from './App';

const todoList = ref<todoListType>([
  {
    id: nanoid(),
    thing: '吃饭',
    done: false,
  },
  {
    id: nanoid(),
    thing: '睡觉',
    done: false,
  },
  {
    id: nanoid(),
    thing: '打野',
    done: true,
  },
]);

// 单项选中或反选
const singleCheck = (index: number) => {
  todoList.value[index].done = !todoList.value[index].done;
};

// 单项删除
const singleDelete = (index: number) => {
  todoList.value.splice(index, 1);
};

// 添加单项
const addNewTodo = (newTodo: todoItemType) => {
  todoList.value.unshift(newTodo);
};

// 全选
const allChecked = (checkType: boolean) => {
  todoList.value.forEach((item) => (item.done = checkType));
};

// 删除已完成
const clearComplete = () => {
  console.log(todoList.value.filter((item) => !item.done));
  todoList.value = todoList.value.filter((item) => !item.done);
};
</script>

<style lang="scss">
/*base*/
body {
  background: #fff;
}

.btn {
  display: inline-block;
  padding: 4px 12px;
  margin-bottom: 0;
  font-size: 14px;
  line-height: 20px;
  text-align: center;
  vertical-align: middle;
  cursor: pointer;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.2),
    0 1px 2px rgba(0, 0, 0, 0.05);
  border-radius: 4px;
}

.btn-danger {
  color: #fff;
  background-color: #da4f49;
  border: 1px solid #bd362f;
}

.btn-danger:hover {
  color: #fff;
  background-color: #bd362f;
}

.btn:focus {
  outline: none;
}

.todo-container {
  width: 600px;
  margin: 0 auto;
}
.todo-container .todo-wrap {
  padding: 10px;
  border: 1px solid #ddd;
  border-radius: 5px;
}
</style>
